The ER17S511JR from Gowanda Electronics is a RF Inductor with Inductance 5.1 uH, DC Resistance 0.72 Ohms, DC Current 335 mA, Self Resonant Frequency 65 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER17S511JR can be seen below.